HomeTransmission > Gaskets and Sealing SystemsTimken 6988H Automatic Transmission Torque Converter Seal
Part #: 6988H

Timken 6988H Automatic Transmission Torque Converter Seal

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79 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Jaguar, Ford, Mercury, Checker, Lincoln, and Dodge, XJS, LTD, LTD II, Ranchero, XJ12, Grand Marquis, Marquis, Custom 500, Gran Torino, Torino, Country Sedan, Country Squire, Galaxie 500, Ranch Wagon, Colony Park, Marathon, Capri, Fairlane, Deluxe, Falcon, Galaxie, Mustang, Thunderbird, Brougham, Comet, Commuter, Cougar, Cyclone, Marauder, Montclair, Park Lane, Falcon Sedan Delivery, Continental, Meteor, D100 Series, D200 Series, D300 Series, W100 Series, W200 Series, W300 Series, Courier Sedan Delivery, Custom 300, Sunliner, Victoria, D100 Pickup, P300 Series, P310 Series, P320 Series, W100 Pickup, Skyliner, Medalist, Mark II, Customline, Mainline, Crestline, and Mercury
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Reliable Automatic Transmission Torque Converter Seal

The Timken 6988H automatic transmission torque converter seal is engineered for precise fitment and durability. Designed specifically for select Ford, Jaguar, Lincoln, and Mercury models, this seal helps maintain transmission integrity and prevent fluid leaks.

  • Compatible with Ford Mustang, Thunderbird, Capri, Colony Park, and LTD models
  • Fits Jaguar XJ12 and XJS automatic transmissions
  • Suitable for Lincoln Continental, Grand Marquis, Marauder, and Marquis vehicles
  • Durable construction to withstand transmission pressure and heat
  • OEM-quality replacement part number 6988H

Product Overview and Compatibility

The Timken 6988H torque converter seal is designed to provide a secure seal between the torque converter and the transmission housing. This part is essential for maintaining proper transmission fluid levels and preventing leaks that can lead to transmission damage. Compatible with a range of Ford, Jaguar, Lincoln, and Mercury vehicles, including the Mustang, Thunderbird, Capri, Colony Park, Continental, Grand Marquis, Marauder, Marquis, LTD, XJ12, and XJS, this seal meets the specifications required for reliable operation in automatic transmissions.

Common Applications and Problem Solving

  • Prevents transmission fluid leaks at the torque converter interface
  • Reduces risk of transmission overheating due to fluid loss
  • Helps maintain proper hydraulic pressure within the transmission
  • Addresses slipping or erratic shifting caused by fluid contamination or loss
  • Replaces worn or damaged seals to extend transmission life

Installation Notes and Tips

  • Ensure the transmission and torque converter mating surfaces are clean and free of debris before installation
  • Use appropriate tools to avoid damaging the seal during installation
  • Verify correct orientation of the seal to prevent leaks
  • Consult vehicle-specific service manuals for torque specifications and installation procedures

Quality Assurance and Warranty

Timken manufactures the 6988H torque converter seal to meet or exceed OEM standards for fit and function. While specific warranty details may vary, Timken products typically come with a limited warranty against defects in materials and workmanship. This ensures confidence in the durability and performance of the seal when installed in compatible Ford, Jaguar, Lincoln, and Mercury automatic transmissions.

This part fits 79 vehicles. Search below:

YearMakeModelTransmissionPositionNotes
1979JaguarXJSAutomaticN/ABorg Warner T8
1978FordLTDAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1978JaguarXJ12AutomaticN/ABorg Warner T8
1978JaguarXJSAutomaticN/ABorg Warner T8
1978MercuryGrand MarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1978MercuryMarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1977FordLTDAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1977JaguarXJ12AutomaticN/ABorg Warner T8
1977JaguarXJSAutomaticN/ABorg Warner T8
1977MercuryGrand MarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1977MercuryMarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1976FordLTDAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1976JaguarXJ12AutomaticN/ABorg Warner T8
1976JaguarXJSAutomaticN/ABorg Warner T8
1976MercuryGrand MarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1976MercuryMarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1975FordLTDAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1975JaguarXJ12AutomaticN/ABorg Warner T8
1975MercuryGrand MarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1975MercuryMarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1974FordLTDAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1974MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1974MercuryMarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1973FordLTDAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1973MercuryCapriAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1973MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1973MercuryMarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1972FordLTDAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1972MercuryCapriAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1972MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1972MercuryMarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1971FordLTDAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1971MercuryCapriAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1971MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1971MercuryMarquisAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1967FordLTDAutomaticN/A
1967FordMustangAutomaticN/A
1967FordThunderbirdAutomaticN/A
1967MercuryColony ParkAutomaticN/A
1967MercuryCougarAutomaticN/A
1967MercuryMarquisAutomaticN/A
1966FordMustangAutomaticN/A
1966FordThunderbirdAutomaticN/A
1966MercuryColony ParkAutomaticN/A
1966MercuryMarauderAutomaticN/A
1965FordMustangAutomaticN/A
1965FordThunderbirdAutomaticN/A
1965LincolnContinentalAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1965MercuryColony ParkAutomaticN/A
1965MercuryMarauderAutomaticN/A
1964FordThunderbirdAutomaticN/A
1964LincolnContinentalAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1964MercuryColony ParkAutomaticN/A
1964MercuryMarauderAutomaticN/A
1963FordThunderbirdAutomaticN/A
1963LincolnContinentalAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1963MercuryColony ParkAutomaticN/A
1963MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1963MercuryMarauderAutomaticN/A
1963MercuryMarauderAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1962FordThunderbirdAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1962LincolnContinentalAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1962MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1961FordThunderbirdAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1961LincolnContinentalAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1961MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1960FordThunderbirdAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1960LincolnContinentalAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1960MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1959FordThunderbirdAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1959LincolnContinentalAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1959MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1958FordThunderbirdAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1958LincolnContinentalAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1958MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1957FordThunderbirdAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1957MercuryColony ParkAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1956FordThunderbirdAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.
1955FordThunderbirdAutomaticN/AAutomatic Transmission Torque Converter Seal for Ford O Matic.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.